Protons, Neutrons, and Electrons

What is the atomic mass of Neon?

• 10

• 20.18

• 10.18

• 11

Tags

NGSS.MS-PS1-1

How many protons are in Beryllium?

• 4
• 9
• 5
• 2

Tags

NGSS.MS-PS1-1

How many neutrons are in a Gold atom?

• 79
• 196
• 118
• 275

Tags

NGSS.MS-PS1-1

What is the atomic mass of Gold?

• 79
• 196.9665
• 117
• 275

Tags

NGSS.HS-PS1-1

How many protons does an atom of Chromium have?

• 52

• 24

• 28

• 12

Tags

NGSS.MS-PS1-1

How many electrons does an atom of Gallium have?

• 70

• 31

• 39

• 15

Tags

NGSS.MS-PS1-1

How many neutrons does an atom of boron have?

• 11

• 5

• 6

• 13

Tags

NGSS.MS-PS1-1

How many protons does an atom of Chlorine have?

• 35

• 17

• 18

• 52

Tags

NGSS.MS-PS1-1

Which particle has a mass of approximately one atomic mass unit and a unit positive charge?

• neutron

• proton

• electorn

Which statement is true about a proton and an electron?

• same masses and same charges

• same masses and different charges

• different masses and the same charges

• different masses and different charges